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Individual Calculations January 2024 |
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| Pereira, Ephrem Christa Total change: -8.40 | |   |
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| IV elllobregat Open Chess Tmnt 2023 Group B | Sant Boi de Llobregat (Barcelona) | ESP | 2023-11-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1765 | 1598 | 1.00 | 4 | -0.21 | 40 | -8.40 | |
|  Suder, Ryszard | | | 1919 | POL | 0.50 | 1 | 0.37 | 40 | 14.80 | |  Herrera Mellado, Luis | | | 1884 | ESP | 0.00 | 1 | -0.16 | 40 | -6.40 | | | Lazaro Del Arco, Martina | | | 1657 | ESP | 0.00 | 1 | -0.42 | 40 | -16.80 | | | Danduprolu, Ridhi Varma | | | 1599 | USA | 0.50 | 1 | 0.00 | 40 | 0.00 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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